diff --git a/serverless-resources.yml b/serverless-resources.yml
index e8bdc63..a2aa5c7 100644
--- a/serverless-resources.yml
+++ b/serverless-resources.yml
@@ -102,22 +102,15 @@ rBuildsBatchComputeEnvironment:
       SecurityGroupIds: ${self:custom.securityGroupIds}
       Subnets: ${self:custom.subnets}
       Type: SPOT
-      BidPercentage: 85
+      BidPercentage: 100
       InstanceRole:
         "Fn::GetAtt": [ rBuildsIamInstanceProfile, Arn ]
       InstanceTypes:
-        - m6i.xlarge
-        - m6i.2xlarge
-        - m5.xlarge
-        - m5.2xlarge
-        - m5a.xlarge
-        - m5a.2xlarge
         - r5.xlarge
         - r5.2xlarge
         - r5a.xlarge
         - r5a.2xlarge
         - c6i.xlarge
-        - c6i.2xlarge
         - c5.xlarge
         - c5.2xlarge
         - c5a.xlarge